Complete the text with present continuous form of the verbs in brackets. good morning, everybody. i a (speak) am speaking from mount surprising, the giant volcano. the team of scientists b (visit) the volcano, and i am here for big tv, just in case anything exciting happens. i c (stand) here near the top of the crater, and d (look) down into the volcano. at the moment two scientists e (climb) down into the crater. it doesn’t look very dangerous, i must say, but they f (wear) special clothes and a rescue team g (stand by) just in case! a little bit of smoke h (rise) from the volcano, but that’s normal. now the scientists i (set) up their equipment. they j (try) to collect some gas, which will help them understand what exactly k (go on) under the volcano. what a minute! something l ( ! the ground m (shake) ! the four scientists n (climb) out of the volcano as quickly as they can. they o (shout) something as well. i think it’s time to leave!
ПЕРЕВОД:
1. Известно, что радиотехника-это наука об электрических, магнитных колебаниях высокой частоты и радиоволнах.
2. Также радиотехника определяется как отрасль техники, занимающаяся практическим использованием магнитных колебаний и радиоволн.
3. Они считают, что радиотехника основана на процессах возбуждения и чередования электрических магнитных колебаний.
4. Говорят, что появление радиотехники произошло благодаря успехам в физике.
5. Поначалу они считают, что радиотехника-это часть физики.
6. Говорят, что их дальнейшее развитие радиотехники основано на радиофизике.
7. Очевидно, что развитие радиотехники связано с электроникой и физикой полупроводников.
8. Современная радиотехника, несомненно, невозможна без мощных источников электрической энергии.
9. Современная радиотехника считается невозможной без современных электрических аппаратов и электрических кабелей и проводов.
10. Очевидно, что современная радиотехника тесно связана с электротехникой.
Exercise 1. Make the sentences negative and interrogative.
1. Sick people aren't treated by doctors
2. The room isn't beign painted now
3. This gallery wasn't built twenty-seven years ago
4. The seminar wasn't beign held at 3 o'clock yesterday
5. The news won't be broadcast in a hour
6. The posters hadn't been hung by 4 o'clock yesterday
Exercise 1. Make the sentences negative and interrogative.
1. Sick people are treated by doctors , aren't they?
2. The room is beign painted now , isn't it?
3. This gallery was built twenty-seven years ago , wasn't it?
4. The seminar was beign held at 3 o'clock yesterday , wasn't it ?
5. The news will be broadcast in a hour , won't they?
6. The posters had been hung by 4 o'clock yesterday, hadn't they?
Объяснение: